/* ============================================================
   R.V.S DEGREE COLLEGE — Design System
   Thesis: a Tirupati-road heritage college teaching the frontier
   (AI · Quantum · Data Science). Temple-gold heritage warmth,
   punctuated by ONE cool "frontier" cyan around future-tech.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  /* heritage core */
  --garnet:#6a1b1a;
  --garnet-deep:#491011;
  --ink:#191210;
  --ink-2:#241a15;
  --ink-soft:#2e221b;

  /* metal + paper */
  --gold:#c8a24b;
  --gold-bright:#e7c878;
  --gold-deep:#9a7a30;
  --gold-ink:#7a5912;   /* AA-contrast gold for small text on light backgrounds */
  --parchment:#f6f1e7;
  --parchment-2:#ece2cf;
  --parchment-3:#e2d5bb;

  /* frontier accent — used ONLY for AI/Quantum/Data Science */
  --cyan:#1fb8ad;
  --cyan-bright:#5fe6d6;
  --cyan-deep:#0c6e69;

  /* text */
  --cream:#f4ecdf;
  --cream-dim:#cdbfa9;
  --muted:#8d8071;
  --ink-on-paper:#2a211a;
  --ink-on-paper-dim:#6b5d4c;

  /* fonts */
  --display:"Fraunces", Georgia, "Times New Roman", serif;
  --body:"Spline Sans", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono:"Space Mono", ui-monospace, "Courier New", monospace;

  /* scale */
  --maxw:1180px;
  --gutter:clamp(20px, 5vw, 64px);
  --radius:14px;
  --radius-lg:22px;

  --ease:cubic-bezier(.2,.7,.2,1);
  --shadow-1:0 1px 2px rgba(25,18,16,.06), 0 10px 30px rgba(25,18,16,.08);
  --shadow-2:0 24px 60px rgba(25,18,16,.18);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--body);
  background:var(--parchment);
  color:var(--ink-on-paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none;padding:0}
:focus-visible{outline:2.5px solid var(--cyan);outline-offset:3px;border-radius:4px}

/* ---------- Type ---------- */
h1,h2,h3,h4{font-family:var(--display);font-weight:560;line-height:1.04;letter-spacing:-.01em;font-optical-sizing:auto}
.eyebrow{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--gold-ink);display:inline-flex;align-items:center;gap:.7em;font-weight:700;
}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;opacity:.7}
.eyebrow.on-dark{color:var(--gold-bright)}
.eyebrow.frontier{color:var(--cyan-deep)}
.eyebrow.frontier.on-dark{color:var(--cyan-bright)}

.lede{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--ink-on-paper-dim);max-width:60ch}
.serif-accent{font-family:var(--display);font-style:italic}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(72px,11vw,140px);position:relative}
.section--tight{padding-block:clamp(54px,7vw,90px)}
.section--ink{background:var(--ink);color:var(--cream)}
.section--ink h1,.section--ink h2,.section--ink h3{color:var(--cream)}
.section--garnet{background:
  radial-gradient(120% 120% at 80% -10%, rgba(200,162,75,.16), transparent 55%),
  linear-gradient(160deg,var(--garnet),var(--garnet-deep));color:var(--cream)}
.section--paper-2{background:var(--parchment-2)}

.section-head{max-width:64ch}
.section-head h2{font-size:clamp(2rem,4.6vw,3.4rem);margin-top:.5rem}
.section-head .lede{margin-top:1.1rem}

/* ---------- Buttons ---------- */
.btn{
  --bg:var(--garnet);--fg:#fff;
  display:inline-flex;align-items:center;gap:.6em;
  background:var(--bg);color:var(--fg);
  padding:.92em 1.5em;border-radius:100px;font-weight:600;font-size:.96rem;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
  box-shadow:0 8px 22px rgba(106,27,26,.28);will-change:transform;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(106,27,26,.36)}
.btn .arrow{transition:transform .25s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn--gold{--bg:var(--gold);--fg:var(--ink);box-shadow:0 8px 22px rgba(200,162,75,.35)}
.btn--gold:hover{box-shadow:0 14px 30px rgba(200,162,75,.45)}
.btn--ghost{--bg:transparent;--fg:currentColor;box-shadow:none;border:1.5px solid currentColor}
.btn--ghost:hover{background:rgba(255,255,255,.08);box-shadow:none}
.btn--ghost-ink{--bg:transparent;--fg:var(--ink-on-paper);box-shadow:none;border:1.5px solid rgba(42,33,26,.28)}
.btn--ghost-ink:hover{background:rgba(42,33,26,.05);box-shadow:none;transform:translateY(-2px)}

.textlink{
  font-family:var(--mono);font-size:.84rem;letter-spacing:.04em;font-weight:700;
  display:inline-flex;align-items:center;gap:.5em;border-bottom:1.5px solid transparent;padding-bottom:2px;
  transition:gap .25s var(--ease),border-color .25s var(--ease)
}
.textlink:hover{gap:.85em;border-color:currentColor}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:80;
  transition:background .4s var(--ease),box-shadow .4s var(--ease),padding .4s var(--ease);
  padding-block:14px;
}
.site-header.scrolled{
  background:rgba(246,241,231,.86);backdrop-filter:blur(14px);
  box-shadow:0 1px 0 rgba(42,33,26,.08),0 10px 30px rgba(25,18,16,.06);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:flex;align-items:center;gap:.7rem;z-index:2}
.brand img{width:46px;height:46px;filter:drop-shadow(0 2px 6px rgba(0,0,0,.25))}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-text b{font-family:var(--display);font-weight:600;font-size:1.06rem;letter-spacing:.01em;color:var(--cream)}
.brand-text span{font-family:var(--mono);font-size:.160rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-bright);margin-top:4px}
.scrolled .brand-text b{color:var(--ink)}
.scrolled .brand-text span{color:var(--gold-deep)}

.nav-links{display:flex;align-items:center;gap:.3rem}
.nav-links a{
  padding:.55em .9em;border-radius:100px;font-size:.92rem;font-weight:500;color:var(--cream);
  transition:background .2s var(--ease),color .2s var(--ease);position:relative
}
.scrolled .nav-links a{color:var(--ink-on-paper)}
.nav-links a:hover{background:rgba(244,236,223,.14)}
.scrolled .nav-links a:hover{background:rgba(42,33,26,.06)}
.nav-links a.active{color:var(--gold-bright)}
.scrolled .nav-links a.active{color:var(--garnet)}
.nav-cta{margin-left:.4rem}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;align-items:center;justify-content:center;z-index:2}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--cream);position:relative;transition:.3s var(--ease)}
.scrolled .nav-toggle span{background:var(--ink)}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:22px;height:2px;background:inherit;transition:.3s var(--ease)}
.nav-toggle span::before{top:-7px}.nav-toggle span::after{top:7px}

/* (mobile/tablet nav drawer is defined in the DROPDOWN NAVIGATION block at ≤1100px) */

/* ============================================================
   GOLD THREAD — signature scroll spine + section nav
   ============================================================ */
.thread{
  position:fixed;left:max(18px,2vw);top:0;bottom:0;width:30px;z-index:60;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  pointer-events:none;mix-blend-mode:normal;
}
.thread__track{position:absolute;top:14vh;bottom:14vh;width:2px;background:linear-gradient(var(--gold-deep),rgba(154,122,48,.15));opacity:.35;border-radius:2px}
.thread__fill{position:absolute;top:14vh;width:2px;background:linear-gradient(var(--gold-bright),var(--gold));height:0;border-radius:2px;box-shadow:0 0 10px rgba(231,200,120,.6)}
.thread__nodes{position:relative;display:flex;flex-direction:column;gap:0;justify-content:space-between;height:72vh}
.thread__node{
  pointer-events:auto;width:30px;height:30px;display:flex;align-items:center;justify-content:center;position:relative;
}
.thread__node b{
  width:9px;height:9px;border-radius:50%;background:var(--parchment-3);border:1.5px solid var(--gold-deep);
  transition:transform .35s var(--ease),background .35s var(--ease),box-shadow .35s var(--ease);
}
.thread__node:hover b{transform:scale(1.3)}
.thread__node.active b{background:var(--gold-bright);transform:scale(1.5);box-shadow:0 0 0 4px rgba(200,162,75,.22),0 0 14px rgba(231,200,120,.7)}
.thread__node .lbl{
  position:absolute;left:34px;white-space:nowrap;font-family:var(--mono);font-size:.62rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink-on-paper-dim);opacity:0;transform:translateX(-6px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);background:rgba(246,241,231,.9);
  padding:3px 8px;border-radius:6px;
}
.thread__node:hover .lbl,.thread__node.active .lbl{opacity:1;transform:translateX(0)}
.thread__node.active .lbl{color:var(--garnet);font-weight:700}
/* when over a dark section, lighten the thread chrome */
.thread.on-dark .thread__node b{border-color:var(--gold)}
.thread.on-dark .thread__node .lbl{background:rgba(25,18,16,.7);color:var(--cream-dim)}
.thread.on-dark .thread__node.active .lbl{color:var(--gold-bright)}
@media (max-width:1100px){.thread{display:none}}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:flex-end;
  background:var(--ink);color:var(--cream);overflow:hidden;isolation:isolate;
}
.hero__bg{position:absolute;inset:0;z-index:-2}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center 38%;
  animation:kenburns 22s var(--ease) infinite alternate}
@keyframes kenburns{from{transform:scale(1.06)}to{transform:scale(1.16) translateY(-1.5%)}}
.hero__scrim{position:absolute;inset:0;z-index:-1;background:
  linear-gradient(180deg,rgba(25,18,16,.66) 0%,rgba(25,18,16,.28) 32%,rgba(25,18,16,.5) 64%,rgba(25,18,16,.94) 100%),
  radial-gradient(120% 80% at 15% 110%,rgba(73,16,17,.7),transparent 60%)}
.hero__inner{position:relative;width:100%;max-width:var(--maxw);margin-inline:auto;padding:0 var(--gutter) clamp(48px,8vh,96px)}
.hero .eyebrow{margin-bottom:1.4rem}
.hero h1{
  font-size:clamp(2.7rem,7.6vw,6.1rem);font-weight:540;letter-spacing:-.02em;max-width:16ch;
  text-shadow:0 2px 40px rgba(0,0,0,.35)
}
.hero h1 .frontier-word{
  font-style:italic;color:var(--gold-bright);position:relative;white-space:nowrap;
}
.hero h1 .frontier-word::after{content:"";position:absolute;left:0;right:0;bottom:.08em;height:3px;
  background:linear-gradient(90deg,var(--cyan-bright),var(--gold-bright));border-radius:3px;
  transform:scaleX(0);transform-origin:left;animation:underline 1.1s var(--ease) 1.1s forwards}
@keyframes underline{to{transform:scaleX(1)}}
.hero__sub{margin-top:1.6rem;font-size:clamp(1.05rem,1.7vw,1.32rem);max-width:54ch;color:var(--cream-dim)}
.hero__cta{margin-top:2.2rem;display:flex;flex-wrap:wrap;gap:.9rem}
.hero__meta{
  margin-top:2.8rem;display:flex;flex-wrap:wrap;gap:1.5rem 2.2rem;
  font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--cream-dim)
}
.hero__meta span{display:flex;align-items:center;gap:.6em}
.hero__meta b{color:var(--gold-bright);font-weight:400}
.hero__meta i{width:5px;height:5px;border-radius:50%;background:var(--cyan-bright);box-shadow:0 0 8px var(--cyan-bright)}
.scrollcue{position:absolute;left:50%;bottom:24px;transform:translateX(-50%);z-index:3;
  font-family:var(--mono);font-size:.6rem;letter-spacing:.25em;text-transform:uppercase;color:var(--cream-dim);
  display:flex;flex-direction:column;align-items:center;gap:8px;opacity:.85}
.scrollcue .bar{width:1px;height:38px;background:linear-gradient(var(--gold-bright),transparent);animation:cue 1.8s var(--ease) infinite}
@keyframes cue{0%{transform:scaleY(.3);transform-origin:top;opacity:0}40%{opacity:1}100%{transform:scaleY(1);transform-origin:top;opacity:0}}

/* hero entrance animation */
.hero [data-rise]{opacity:0;transform:translateY(26px);animation:rise .9s var(--ease) forwards}
.hero [data-rise="1"]{animation-delay:.15s}
.hero [data-rise="2"]{animation-delay:.32s}
.hero [data-rise="3"]{animation-delay:.5s}
.hero [data-rise="4"]{animation-delay:.66s}
.hero [data-rise="5"]{animation-delay:.82s}
@keyframes rise{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  .hero__bg img{animation:none;transform:scale(1.08)}
  .hero [data-rise]{animation:none;opacity:1;transform:none}
  .hero h1 .frontier-word::after{animation:none;transform:scaleX(1)}
  .scrollcue .bar{animation:none}
}

/* ============================================================
   AFFILIATION STRIP
   ============================================================ */
.strip{background:var(--ink-2);color:var(--cream-dim);border-top:1px solid rgba(200,162,75,.18);border-bottom:1px solid rgba(200,162,75,.18)}
.strip .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:1rem 2.4rem;padding-block:20px;justify-content:center;text-align:center}
.strip .item{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;display:flex;align-items:center;gap:.7em;min-width:0;overflow-wrap:anywhere;text-align:center}
.strip .item b{color:var(--gold-bright);font-weight:400}
.strip .dot{width:4px;height:4px;border-radius:50%;background:var(--gold-deep)}
@media (max-width:680px){.strip .dot{display:none}}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.1s}
.reveal[data-d="2"]{transition-delay:.2s}
.reveal[data-d="3"]{transition-delay:.3s}
.reveal[data-d="4"]{transition-delay:.4s}
.reveal[data-d="5"]{transition-delay:.5s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ============================================================
   STATS / BY THE NUMBERS
   ============================================================ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(200,162,75,.22);
  border:1px solid rgba(200,162,75,.22);border-radius:var(--radius-lg);overflow:hidden;margin-top:3rem}
.stat{background:var(--ink);padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:.4rem}
.stat__num{font-family:var(--display);font-size:clamp(2.6rem,5vw,4.2rem);font-weight:520;color:var(--gold-bright);line-height:1}
.stat__num .suffix{color:var(--cyan-bright);font-size:.5em;vertical-align:super;margin-left:2px}
.stat__label{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cream-dim)}
.stat__note{font-size:.9rem;color:var(--cream-dim);opacity:.8}
@media (max-width:820px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ============================================================
   DUALITY / THESIS SECTION
   ============================================================ */
.duality{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,5rem);align-items:center}
.duality__visual{position:relative;aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2)}
.duality__visual img{width:100%;height:100%;object-fit:cover}
.duality__visual .tag{position:absolute;left:18px;bottom:18px;background:rgba(25,18,16,.78);backdrop-filter:blur(6px);
  color:var(--cream);padding:.6em 1em;border-radius:100px;font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  display:flex;align-items:center;gap:.6em}
.duality__visual .tag i{width:6px;height:6px;border-radius:50%;background:var(--cyan-bright);box-shadow:0 0 8px var(--cyan-bright)}
.duality h2{font-size:clamp(1.9rem,4vw,3rem)}
.duality h2 em{color:var(--garnet);font-style:italic}
.duality .lede{margin-top:1.2rem}
.dual-row{display:flex;gap:1.4rem;margin-top:2rem}
.dual-card{flex:1;padding:1.3rem;border-radius:var(--radius);background:var(--parchment);border:1px solid var(--parchment-3)}
.dual-card h4{font-size:1.05rem;margin-bottom:.4rem;display:flex;align-items:center;gap:.5em}
.dual-card.frontier h4{color:var(--cyan-deep)}
.dual-card.heritage h4{color:var(--garnet)}
.dual-card p{font-size:.92rem;color:var(--ink-on-paper-dim)}
.dual-card .ic{width:30px;height:30px}
@media (max-width:860px){.duality{grid-template-columns:1fr}.duality__visual{aspect-ratio:16/11;order:-1}.dual-row{flex-direction:column;gap:1rem}}

/* ============================================================
   PROGRAMS — sticky scrollytelling
   ============================================================ */
.programs-layout{display:grid;grid-template-columns:minmax(280px,.85fr) 1.15fr;gap:clamp(2rem,5vw,5rem);align-items:start}
.programs-sticky{position:sticky;top:120px}
.programs-sticky .count{font-family:var(--mono);color:var(--gold-ink);font-size:.8rem;letter-spacing:.2em;margin-top:1.4rem}
.programs-sticky .count b{color:var(--garnet);font-size:1rem}
.prog-list{display:flex;flex-direction:column;gap:1.1rem}
.prog{
  border:1px solid var(--parchment-3);border-radius:var(--radius-lg);background:var(--parchment);
  padding:clamp(1.3rem,2.6vw,2rem);transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
  position:relative;overflow:hidden
}
.prog::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--gold);transform:scaleY(0);transform-origin:top;transition:transform .4s var(--ease)}
.prog:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--gold)}
.prog:hover::before{transform:scaleY(1)}
.prog.is-frontier::before{background:linear-gradient(var(--cyan-bright),var(--cyan-deep))}
.prog.is-frontier:hover{border-color:var(--cyan)}
.prog__top{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}
.prog__code{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-on-paper-dim)}
.prog.is-frontier .prog__code{color:var(--cyan-deep)}
.prog__badge{font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;padding:.35em .7em;border-radius:100px;
  background:rgba(106,27,26,.08);color:var(--garnet);white-space:nowrap}
.prog.is-frontier .prog__badge{background:rgba(31,184,173,.12);color:var(--cyan-deep)}
.prog h3{font-size:clamp(1.3rem,2.4vw,1.7rem);margin-top:.6rem}
.prog p{margin-top:.6rem;font-size:.95rem;color:var(--ink-on-paper-dim);max-width:52ch}
.prog__foot{margin-top:1.1rem;display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.chip{font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;padding:.4em .75em;border-radius:8px;background:var(--parchment-2);color:var(--ink-on-paper-dim);border:1px solid var(--parchment-3)}
.chip b{color:var(--ink-on-paper)}
@media (max-width:880px){.programs-layout{grid-template-columns:1fr;gap:2rem}.programs-sticky{position:static}}

/* ============================================================
   CAMPUS TOUR (portrait video)
   ============================================================ */
.tour{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.tour__frame{position:relative;justify-self:center;width:min(340px,86%);aspect-ratio:478/854;border-radius:28px;overflow:hidden;
  box-shadow:var(--shadow-2);border:1px solid rgba(200,162,75,.3);background:#000}
.tour__frame video{width:100%;height:100%;object-fit:cover}
.tour__frame::after{content:"";position:absolute;inset:0;border-radius:28px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);pointer-events:none}
.tour__glow{position:absolute;inset:-30% -20% auto;height:60%;background:radial-gradient(closest-side,rgba(200,162,75,.4),transparent);filter:blur(40px);z-index:-1}
.tour h2{font-size:clamp(2rem,4.4vw,3.2rem)}
.tour .lede{margin-top:1.1rem}
.tour__list{margin-top:1.8rem;display:flex;flex-direction:column;gap:1rem}
.tour__list li{display:flex;gap:.9rem;align-items:flex-start}
.tour__list .n{font-family:var(--mono);color:var(--gold-deep);font-size:.8rem;font-weight:700;padding-top:2px}
.tour__list b{display:block;font-family:var(--display);font-size:1.1rem;font-weight:560}
.tour__list span{font-size:.92rem;color:var(--ink-on-paper-dim)}
@media (max-width:860px){.tour{grid-template-columns:1fr}.tour__frame{order:-1}}

/* ============================================================
   FACILITIES GALLERY
   ============================================================ */
.gallery{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:3rem}
.gcard{position:relative;border-radius:var(--radius);overflow:hidden;min-height:200px;background:var(--ink-2)}
.gcard img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.gcard:hover img{transform:scale(1.07)}
.gcard__o{position:absolute;inset:0;background:linear-gradient(0deg,rgba(25,18,16,.82),rgba(25,18,16,.05) 55%);display:flex;flex-direction:column;justify-content:flex-end;padding:1.1rem}
.gcard__o b{font-family:var(--display);color:var(--cream);font-size:1.15rem;font-weight:560}
.gcard__o span{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-bright);margin-top:3px}
.gcard.big{grid-column:span 4;grid-row:span 2}
.gcard.tall{grid-column:span 2;grid-row:span 2}
.gcard.wide{grid-column:span 3}
.gcard.std{grid-column:span 2}
@media (max-width:900px){.gallery{grid-template-columns:repeat(2,1fr)}.gcard.big,.gcard.tall,.gcard.wide,.gcard.std{grid-column:span 1;grid-row:auto}.gcard{min-height:200px}}

/* ============================================================
   CAMPUS LIFE / EVENTS
   ============================================================ */
.life{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:3rem}
.life-card{background:var(--ink-2);border:1px solid rgba(200,162,75,.16);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column}
.life-card .ph{aspect-ratio:16/11;overflow:hidden;background:var(--ink)}
.life-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.life-card:hover .ph img{transform:scale(1.06)}
.life-card .bd{padding:1.4rem}
.life-card .k{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-bright)}
.life-card h4{color:var(--cream);font-size:1.25rem;margin-top:.5rem}
.life-card p{color:var(--cream-dim);font-size:.92rem;margin-top:.5rem}
@media (max-width:860px){.life{grid-template-columns:1fr}}

/* ============================================================
   ADMISSIONS TIMELINE
   ============================================================ */
.timeline{margin-top:3rem;position:relative;display:flex;flex-direction:column;gap:0}
.timeline::before{content:"";position:absolute;left:11px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--gold),var(--gold-deep));opacity:.5}
.tl-item{position:relative;padding:0 0 2.2rem 3rem}
.tl-item:last-child{padding-bottom:0}
.tl-item .dot{position:absolute;left:3px;top:4px;width:18px;height:18px;border-radius:50%;background:var(--parchment);border:2px solid var(--gold);display:flex;align-items:center;justify-content:center}
.tl-item .dot::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--garnet)}
.tl-item .when{font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;color:var(--gold-ink);text-transform:uppercase}
.tl-item h4{font-size:1.2rem;margin-top:.3rem}
.tl-item p{font-size:.94rem;color:var(--ink-on-paper-dim);margin-top:.3rem;max-width:60ch}

/* ============================================================
   FACULTY
   ============================================================ */
.faculty-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem;margin-top:3rem}
.fac{background:var(--parchment);border:1px solid var(--parchment-3);border-radius:var(--radius);padding:1.4rem;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.fac:hover{transform:translateY(-3px);box-shadow:var(--shadow-1)}
.fac .av{width:46px;height:46px;border-radius:50%;background:linear-gradient(150deg,var(--garnet),var(--garnet-deep));color:var(--gold-bright);
  display:flex;align-items:center;justify-content:center;font-family:var(--display);font-size:1.1rem;font-weight:600;margin-bottom:1rem}
.fac h4{font-size:1.08rem;font-family:var(--display)}
.fac .q{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;color:var(--cyan-deep);margin-top:.4rem;text-transform:uppercase}
.fac .r{font-size:.86rem;color:var(--ink-on-paper-dim);margin-top:.2rem}
@media (max-width:600px){.faculty-grid{grid-template-columns:1fr}}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner{position:relative;overflow:hidden;text-align:center}
.cta-banner h2{font-size:clamp(2.2rem,5.5vw,4rem);max-width:18ch;margin-inline:auto}
.cta-banner h2 em{font-style:italic;color:var(--gold-bright)}
.cta-banner .lede{margin:1.4rem auto 0;color:var(--cream-dim)}
.cta-banner .hero__cta{justify-content:center;margin-top:2.4rem}
.cta-banner__deco{position:absolute;font-family:var(--display);font-size:clamp(7rem,40vw,18rem);line-height:1;color:rgba(200,162,75,.05);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;z-index:0;white-space:nowrap}
.cta-banner .wrap{position:relative;z-index:1}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:var(--ink);color:var(--cream-dim);padding-block:clamp(56px,7vw,86px) 28px}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2.4rem}
.footer .brand img{width:54px;height:54px}
.footer .brand-text b{color:var(--cream)}
.footer__about{margin-top:1.2rem;font-size:.92rem;max-width:34ch;line-height:1.7}
.footer h5{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-bright);margin-bottom:1.1rem}
.footer__links a{display:block;padding:.32em 0;font-size:.94rem;color:var(--cream-dim);transition:color .2s,padding-left .2s}
.footer__links a:hover{color:var(--gold-bright);padding-left:6px}
.footer__contact li{font-size:.92rem;margin-bottom:.7rem;display:flex;gap:.6em;line-height:1.5}
.footer__contact .ic{color:var(--gold-bright);flex-shrink:0;margin-top:3px}
.footer__contact a:hover{color:var(--gold-bright)}
.footer__map{margin-top:1rem;border-radius:var(--radius);overflow:hidden;border:1px solid rgba(200,162,75,.2);filter:grayscale(.3) contrast(1.05)}
.footer__map iframe{display:block;width:100%;height:160px;border:0}
.footer__bottom{margin-top:3rem;padding-top:1.6rem;border-top:1px solid rgba(200,162,75,.16);display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;color:var(--muted)}
.footer__bottom a:hover{color:var(--gold-bright)}
/* developer credit — click to reveal */
.credits{flex-basis:100%;text-align:center;margin-top:.4rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em}
.credits summary{cursor:pointer;color:var(--gold-bright);list-style:none;display:inline-flex;align-items:center;gap:.45em;transition:opacity .2s var(--ease)}
.credits summary::-webkit-details-marker{display:none}
.credits summary:hover{opacity:.82}
.credits__chev{display:inline-block;transition:transform .25s var(--ease)}
.credits[open] .credits__chev{transform:rotate(90deg)}
.credits__names{display:none;margin-top:.6rem;color:var(--cream-dim)}
.credits[open] .credits__names{display:block}
@media (max-width:900px){.footer__grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer__grid{grid-template-columns:1fr}}

/* ============================================================
   PAGE HERO (sub-pages)
   ============================================================ */
.page-hero{position:relative;padding-top:clamp(130px,18vh,200px);padding-bottom:clamp(54px,8vw,90px);
  background:linear-gradient(160deg,var(--garnet),var(--garnet-deep));color:var(--cream);overflow:hidden;isolation:isolate}
.page-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(110% 90% at 85% -10%,rgba(200,162,75,.2),transparent 55%)}
.page-hero .crumbs{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-bright);margin-bottom:1.1rem}
.page-hero .crumbs a:hover{text-decoration:underline}
.page-hero h1{font-size:clamp(2.4rem,6vw,4.4rem);max-width:18ch}
.page-hero .lede{margin-top:1.2rem;color:var(--cream-dim)}

/* prose */
.prose{max-width:70ch}
.prose p{margin-bottom:1.1rem;color:var(--ink-on-paper-dim)}
.prose h3{font-size:clamp(1.4rem,3vw,2rem);margin:2.4rem 0 1rem}
.prose h3:first-child{margin-top:0}
.prose ul.ticks li{position:relative;padding-left:1.8rem;margin-bottom:.7rem;color:var(--ink-on-paper-dim)}
.prose ul.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(200,162,75,.18)}

/* split layouts for sub-pages */
.split{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.split__media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-1);position:sticky;top:110px}
.split__media img{width:100%;aspect-ratio:4/5;object-fit:cover}
@media (max-width:860px){.split{grid-template-columns:1fr}.split__media{position:static;order:-1}.split__media img{aspect-ratio:16/10}}

/* aside card */
.infocard{background:var(--ink);color:var(--cream);border-radius:var(--radius-lg);padding:1.8rem;position:sticky;top:110px}
.infocard h4{color:var(--cream);font-size:1.2rem;margin-bottom:1.1rem}
.infocard dl{display:grid;grid-template-columns:auto 1fr;gap:.6rem 1rem;font-size:.9rem}
.infocard dt{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-bright);align-self:center}
.infocard dd{color:var(--cream-dim)}
@media (max-width:860px){.infocard{position:static}}

/* program detail cards (programs page) */
.pdetail{border:1px solid var(--parchment-3);border-radius:var(--radius-lg);padding:clamp(1.4rem,3vw,2.2rem);background:var(--parchment);scroll-margin-top:100px}
.pdetail+.pdetail{margin-top:1.4rem}
.pdetail.frontier{border-left:4px solid var(--cyan)}
.pdetail.classic{border-left:4px solid var(--gold)}
.pdetail__head{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;flex-wrap:wrap}
.pdetail h3{font-size:clamp(1.4rem,3vw,2rem)}
.pdetail .seat{font-family:var(--mono);text-align:right;flex-shrink:0}
.pdetail .seat b{display:block;font-family:var(--display);font-size:2rem;color:var(--garnet);line-height:1}
.pdetail.frontier .seat b{color:var(--cyan-deep)}
.pdetail .seat span{font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-on-paper-dim)}
.pdetail p{margin-top:.8rem;color:var(--ink-on-paper-dim)}
.pdetail__tags{margin-top:1.2rem;display:flex;flex-wrap:wrap;gap:.5rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem)}
.contact-block li{display:flex;gap:1rem;margin-bottom:1.6rem;align-items:flex-start}
.contact-block .ic{width:42px;height:42px;border-radius:12px;background:rgba(106,27,26,.08);color:var(--garnet);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-block .k{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep)}
.contact-block b{display:block;font-size:1.05rem;margin-top:2px}
.contact-block p,.contact-block a{color:var(--ink-on-paper-dim);font-size:.95rem}
.contact-block a:hover{color:var(--garnet)}
.map-large{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-1);min-height:340px}
.map-large iframe{width:100%;height:100%;min-height:340px;border:0;display:block}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr}}

/* form */
.form{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem;margin-top:2rem}
.form .full{grid-column:1/-1}
.field label{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-on-paper-dim);margin-bottom:.4rem}
.field input,.field select,.field textarea{
  width:100%;padding:.85em 1em;border:1px solid var(--parchment-3);border-radius:10px;background:#fff;
  font-family:var(--body);font-size:.95rem;color:var(--ink-on-paper);transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(200,162,75,.18)}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:.82rem;color:var(--ink-on-paper-dim);margin-top:1rem}
@media (max-width:560px){.form{grid-template-columns:1fr}}

/* misc */
.center{text-align:center}
.mt-cta{margin-top:2.6rem}
.divider-quote{font-family:var(--display);font-style:italic;font-size:clamp(1.5rem,3.6vw,2.6rem);line-height:1.3;max-width:24ch;color:var(--ink-on-paper)}
.divider-quote .by{display:block;font-family:var(--mono);font-style:normal;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-deep);margin-top:1.4rem}
.section--ink .divider-quote{color:var(--cream)}
.section--ink .divider-quote .by{color:var(--gold-bright)}

/* notice / privacy line */
.fineprint{font-size:.8rem;color:var(--ink-on-paper-dim);opacity:.85}
.section--ink .fineprint,.section--garnet .fineprint{color:var(--cream-dim)}

/* ============================================================
   DROPDOWN NAVIGATION (added for expanded site)
   ============================================================ */
.nav-item{position:relative;display:inline-flex;align-items:center}
.nav-item>a,.dd-parent{padding:.55em .9em;border-radius:100px;font-size:.92rem;font-weight:500;color:var(--cream);
  transition:background .2s var(--ease),color .2s var(--ease);display:inline-flex;align-items:center;gap:.35em}
.scrolled .nav-item>a,.scrolled .dd-parent{color:var(--ink-on-paper)}
.nav-item>a:hover,.dd-parent:hover{background:rgba(244,236,223,.14)}
.scrolled .nav-item>a:hover,.scrolled .dd-parent:hover{background:rgba(42,33,26,.06)}
.nav-item.active>a,.nav-item.active>.dd-parent{color:var(--gold-bright)}
.scrolled .nav-item.active>a,.scrolled .nav-item.active>.dd-parent{color:var(--garnet)}
.caret{font-size:.62em;opacity:.7;transition:transform .25s var(--ease)}

@media (min-width:1101px){
  .dd{position:absolute;top:100%;left:0;padding-top:10px;min-width:230px;display:flex;flex-direction:column;
    opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;z-index:90}
  .dd__panel{display:flex;flex-direction:column;gap:.1rem;background:var(--parchment);border:1px solid var(--parchment-3);
    border-radius:14px;box-shadow:var(--shadow-2);padding:.45rem}
  .has-dd:hover .dd,.has-dd:focus-within .dd{opacity:1;visibility:visible;transform:none}
  .has-dd:hover .caret,.has-dd:focus-within .caret{transform:rotate(180deg)}
  .dd a{padding:.6em .85em;border-radius:9px;color:var(--ink-on-paper);font-size:.9rem;white-space:nowrap;font-weight:500;transition:background .18s,color .18s}
  .dd a:hover{background:var(--parchment-2);color:var(--garnet)}
  .dd a.lead{color:var(--gold-ink);font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;pointer-events:none;padding-bottom:.2em}
}

@media (max-width:1100px){
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;inset:0 0 0 auto;width:min(88vw,380px);
    background:linear-gradient(160deg,var(--ink),var(--garnet-deep));
    flex-direction:column;align-items:stretch;justify-content:flex-start;gap:.1rem;
    padding:6rem 1.6rem 2rem;transform:translateX(105%);transition:transform .45s var(--ease);
    box-shadow:var(--shadow-2);overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0)}
  .nav-item{display:flex;flex-direction:column;align-items:stretch;width:100%}
  .nav-item>a,.dd-parent{color:var(--cream);font-size:1.1rem;padding:.6em .8em}
  .scrolled .nav-item>a,.scrolled .dd-parent{color:var(--cream)}
  .nav-item>a:hover,.dd-parent:hover{background:rgba(244,236,223,.1)}
  .dd{display:flex;flex-direction:column;padding-left:.6rem;margin:.1rem 0 .5rem;border-left:1px solid rgba(200,162,75,.25)}
  .dd__panel{display:flex;flex-direction:column}
  .dd a{color:var(--cream-dim);font-size:.98rem;padding:.45em .8em;border-radius:8px}
  .dd a:hover{background:rgba(244,236,223,.08);color:var(--gold-bright)}
  .dd a.lead{display:none}
  .caret{display:none}
  .nav-cta{margin:1rem 0 0}
  body.nav-open{overflow:hidden}
  .nav-backdrop{position:fixed;inset:0;background:rgba(15,10,8,.5);opacity:0;pointer-events:none;transition:opacity .4s;z-index:70}
  .nav-backdrop.show{opacity:1;pointer-events:auto}
}

/* ============================================================
   SECTION-PAGE COMPONENTS (academics / notifications / etc.)
   ============================================================ */
/* jump sub-nav reuses .strip; anchor offset for fixed header */
.anchor{scroll-margin-top:100px}

/* syllabus / subject tables */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:1.3rem;border-radius:14px;border:1px solid var(--parchment-3)}
.subj-table{width:100%;border-collapse:collapse;font-size:.92rem;background:#fff;min-width:520px}
.subj-table caption{caption-side:top;text-align:left;font-family:var(--display);font-size:1.15rem;padding:0 0 .7rem;color:var(--ink-on-paper)}
.subj-table th{background:var(--ink);color:var(--cream);font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;text-align:left;padding:.85em 1em;font-weight:400}
.subj-table td{padding:.75em 1em;border-top:1px solid var(--parchment-2);color:var(--ink-on-paper);vertical-align:top}
.subj-table tr:nth-child(even) td{background:var(--parchment)}
.subj-table .code{font-family:var(--mono);font-size:.8rem;color:var(--gold-ink);white-space:nowrap}

/* notice / circular rows */
.notice-list{margin-top:1.4rem;display:flex;flex-direction:column;gap:.85rem}
.notice{display:flex;gap:1.1rem;align-items:flex-start;padding:1.05rem 1.2rem;border:1px solid var(--parchment-3);border-radius:14px;background:#fff;transition:border-color .25s var(--ease),box-shadow .25s var(--ease),transform .25s var(--ease)}
.notice:hover{border-color:var(--gold);box-shadow:var(--shadow-1);transform:translateY(-2px)}
.notice__date{font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;color:var(--gold-ink);min-width:108px;line-height:1.4;padding-top:2px}
.notice__body h4{font-size:1.08rem;font-family:var(--display);font-weight:560}
.notice__body p{font-size:.92rem;color:var(--ink-on-paper-dim);margin-top:.3rem}
.notice__tag{display:inline-block;margin-top:.6rem;font-family:var(--mono);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;
  padding:.32em .7em;border-radius:100px;background:rgba(106,27,26,.08);color:var(--garnet)}
.notice__tag.exam{background:rgba(31,184,173,.12);color:var(--cyan-deep)}
.notice__tag.circular{background:rgba(200,162,75,.16);color:var(--gold-ink)}
@media (max-width:560px){.notice{flex-direction:column;gap:.5rem}.notice__date{min-width:0}}

/* notice-board empty state (content to be pushed later) */
.empty-note{margin-top:1.4rem;border:1.5px dashed var(--parchment-3);border-radius:16px;padding:2.2rem 1.6rem;text-align:center;background:var(--parchment)}
.empty-note .ic{font-size:1.5rem;opacity:.6}
.empty-note b{display:block;font-family:var(--display);font-size:1.15rem;color:var(--ink-on-paper);margin:.5rem 0 .3rem;font-weight:560}
.empty-note p{font-size:.9rem;color:var(--ink-on-paper-dim);max-width:46ch;margin:0 auto}
.section--ink .empty-note,.section--garnet .empty-note{background:rgba(255,255,255,.03);border-color:rgba(200,162,75,.25)}
.section--ink .empty-note b,.section--garnet .empty-note b{color:var(--cream)}
.section--ink .empty-note p,.section--garnet .empty-note p{color:var(--cream-dim)}

/* small label above a sub-block */
.subhead{display:flex;align-items:baseline;gap:.8rem;flex-wrap:wrap;margin-bottom:.2rem}
.subhead h3{font-size:clamp(1.4rem,3vw,2rem)}

/* feature grid for activities */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem;margin-top:3rem}
.feature{background:var(--parchment);border:1px solid var(--parchment-3);border-radius:var(--radius-lg);padding:1.6rem;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-1);border-color:var(--gold)}
.feature .ic{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;background:linear-gradient(150deg,var(--garnet),var(--garnet-deep));margin-bottom:1.1rem}
.feature.frontier .ic{background:linear-gradient(150deg,var(--cyan-deep),var(--cyan))}
.feature h4{font-size:1.2rem}
.feature p{font-size:.93rem;color:var(--ink-on-paper-dim);margin-top:.5rem}
@media (max-width:860px){.feature-grid{grid-template-columns:1fr}}

/* mobile performance: stop the continuous hero zoom on small screens */
@media (max-width:760px){
  .hero__bg img{animation:none;transform:scale(1.05)}
}

/* ============================================================
   SECTION SUB-PAGES — clear, document-like sub-section rhythm
   Fixes light sub-sections merging into one undivided block.
   ============================================================ */
.subpage .section{padding-block:clamp(52px,6.5vw,82px)}
.subpage .section--tight{padding-block:clamp(46px,6vw,70px)}
/* a faint gold hairline so each stacked sub-section reads as distinct */
.subpage .anchor{border-top:1px solid rgba(154,122,48,.22)}
/* no divider directly under the dark jump-strip */
.subpage .strip + .section.anchor{border-top:none}
/* a touch more separation between the section title and its body */
.subpage .section-head{margin-bottom:.4rem}